Table 4.
Doppler parameters
Parameter | No HF/Normal EF (n = 93) |
HFNEF (n = 128) |
HFPEF (n = 38) |
SHF (n = 98) |
---|---|---|---|---|
Mitral early (E) wave velocity (cm/s) | 73 ± 14 | 80 ± 24 | 75 ± 28† | 91 ± 27*‡ |
Mitral late (A) wave velocity (cm/s) | 77 ± 14 | 88 ± 26*† | 82 ± 22† | 65 ± 30 |
Deceleration time (ms) | 191 ± 34 | 220 ± 60*† | 217 ± 65† | 154 ± 73*‡ |
E/A ratio | 1.0 ± 0.2 | 1.1 ± 0.8‡ | 1.0 ± 0.7† | 1.9 ± 1.3*‡ |
Isovolumetric relaxation time (ms) | 96 ± 15 | 106 ± 35 | 118 ± 35* | 118 ± 38* |
Tissue Doppler E′-wave velocity (cm/s) | 10 ± 2 | 8 ± 2*† | 7 ± 2*† | 6 ± 2*‡ |
Tissue Doppler S′-wave velocity (cro/s) | 10 ± 1 | 9 ± 2*† | 8 ± 2*†‡ | 6 ± 1*‡ |
Mitral flow propagation velocity | 1.3 ± 0.3 | 2.1 ± 0.8*† | 2.4 ± 0.8*† | 3.0 ± 0.8*‡ |
Estimated left ventricular end-diastolic pressure (mm Hg) | 16 ± 1 | 18 ± 2*† | 19 ± 5*† | 21 ± 4*‡ |
τ (ms) | 28 ± 13 | 45 ± 11*† | 48 ± 13*† | 56 ± 10*‡ |